242232401123 has 4 divisors (see below), whose sum is σ = 242275872048. Its totient is φ = 242188930200.

The previous prime is 242232401101. The next prime is 242232401171. The reversal of 242232401123 is 321104232242.

242232401123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-242232401123 is a prime.

It is a super-2 number, since 2×242232401123² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 242232401092 and 242232401101.

It is not an unprimeable number, because it can be changed into a prime (242232409123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21727103 + ... + 21738248.

It is an arithmetic number, because the mean of its divisors is an integer number (60568968012).

Almost surely, 2^242232401123 is an apocalyptic number.

242232401123 is a deficient number, since it is larger than the sum of its proper divisors (43470925).

242232401123 is an equidigital number, since it uses as much as digits as its factorization.

242232401123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43470924.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 242232401123 its reverse (321104232242), we get a palindrome (563336633365).

The spelling of 242232401123 in words is "two hundred forty-two billion, two hundred thirty-two million, four hundred one thousand, one hundred twenty-three".